[archiso] Add ca-certificates.crt

Fix FS#54275
Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@gmail.com>

archiso/initcpio/install/archiso_pxe_http

@@ -4,6 +4,8 @@ build() {
     add_runscript
 
     add_binary curl
+
+    add_file $(readlink -f /etc/ssl/certs/ca-certificates.crt) /etc/ssl/certs/ca-certificates.crt
 }
 
 help() {